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In a DeltaABC, if the sides are a = 3, b...

In a `DeltaABC`, if the sides are a = 3, b = 5 and c = 4, then `sin.(B)/(2)+cos.(B)/(2)` is equal to

A

`sqrt(2)`

B

`(sqrt(3)+1)/(2)`

C

`(sqrt(3)-1)/(2)`

D

1

Text Solution

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The correct Answer is:
A
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